﻿/**
 * @author Shea Frederick
 */

Ext.namespace('Ext.ux');
 
/**
 *
 * @class GMapPanel
 * @extends Ext.Panel
 */
Ext.ux.GMapPanel = Ext.extend(Ext.Panel, {
    initComponent: function() {

        var defConfig = {
            plain: true,
            zoomLevel: 3,
            yaw: 180,
            pitch: 0,
            zoom: 0,
            gmapType: 'map',
            border: false
        }
        Ext.applyIf(this, defConfig);
        Ext.ux.GMapPanel.superclass.initComponent.call(this);
    },
     
    afterRender: function() {

        var wh = this.ownerCt.getSize();
        Ext.applyIf(this, wh);

        Ext.ux.GMapPanel.superclass.afterRender.call(this);

        if (this.gmapType === 'map') {
            this.gmap = new GMap2(this.body.dom);
        }

        if (this.gmapType === 'panorama') {
            this.gmap = new GStreetviewPanorama(this.body.dom);
        }
        if (typeof this.addControl === 'object' && this.gmapType === 'map') {

            this.gmap.addControl(this.addControl);

        }

        if (typeof this.setCenter === 'object') {
            if (typeof this.setCenter.geoCodeAddr === 'string') {
                this.geoCodeLookup(this.setCenter.geoCodeAddr);
            } else {
                if (this.gmapType === 'map') {
                    var point = new GLatLng(this.setCenter.lat, this.setCenter['long']);
                    this.gmap.setCenter(point, this.zoomLevel);
                }
                if (typeof this.setCenter.marker === 'object' && typeof point === 'object') {
                    this.addMarker(point, this.setCenter.marker, this.setCenter.marker.clear);
                }
            }
            if (this.gmapType === 'panorama') {
                this.gmap.setLocationAndPOV(new GLatLng(this.setCenter.lat, this.setCenter['long']), { yaw: this.yaw, pitch: this.pitch, zoom: this.zoom });
            }
        }

        var dt = new Ext.util.DelayedTask();
        dt.delay(300, function() {
            this.addMarkers(this.markers);
        }, this);

    },

    onResize: function(w, h) {

        if (typeof this.gmap == 'object') {
            this.gmap.checkResize();
            
//            var objmap = this.gmap;
//            setTimeout(function() {
//                objmap.checkResize()
//            }, 500);
        }

        Ext.ux.GMapPanel.superclass.onResize.call(this, w, h);

    },
    setSize: function(width, height, animate) {
        if (typeof this.gmap == 'object') {
            this.gmap.checkResize();
        }

        Ext.ux.GMapPanel.superclass.setSize.call(this, width, height, animate);

    },
    getMap: function() {

        return this.gmap;

    },
    addMarkers: function(markers) {

        if (Ext.isArray(markers)) {
            for (var i = 0; i < markers.length; i++) {
                var mkr_point = new GLatLng(markers[i].lat, markers[i]['long']);
                this.addMarker(mkr_point, markers[i].marker, false, markers[i].setCenter);
            }
        }

    },
    addMarker: function(point, marker, clear, center) {

        Ext.applyIf(marker, G_DEFAULT_ICON);

        if (clear === true) {
            this.gmap.clearOverlays();
        }
        if (center === true) {
            this.gmap.setCenter(point, this.zoomLevel);
        }

        var mark = new GMarker(point, marker);
        this.gmap.addOverlay(mark);

    },
    geoCodeLookup: function(addr) {

        this.geocoder = new GClientGeocoder();
        this.geocoder.getLocations(addr, this.addAddressToMap.createDelegate(this));

    },
    addAddressToMap: function(response) {

        if (!response || response.Status.code != 200) {
            Ext.MessageBox.alert('Error', 'Code ' + response.Status.code + ' Error Returned');
        } else {
            place = response.Placemark[0];
            addressinfo = place.AddressDetails;
            accuracy = addressinfo.Accuracy;
            if (accuracy === 0) {
                Ext.MessageBox.alert('Unable to Locate Address', 'Unable to Locate the Address you provided');
            } else {
                if (accuracy < 7) {
                    Ext.MessageBox.alert('Address Accuracy', 'The address provided has a low accuracy.<br><br>Level ' + accuracy + ' Accuracy (8 = Exact Match, 1 = Vague Match)');
                } else {
                    point = new GLatLng(place.Point.coordinates[1], place.Point.coordinates[0]);
                    if (typeof this.setCenter.marker === 'object' && typeof point === 'object') {
                        this.addMarker(point, this.setCenter.marker, this.setCenter.marker.clear, true);
                    }
                }
            }
        }

    }

});

Ext.reg('gmappanel',Ext.ux.GMapPanel);